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// Modern Scale for Web Typography | |
// Ref: http://typecast.com/blog/a-more-modern-scale-for-web-typography | |
// ----------------------------------------------------------------------------- | |
// Mobile | |
// ----------------------------------------------------------------------------- | |
// Elem | Font | Line | |
// ----------------------------------------------------------------------------- | |
// Body | 16px | 20px | |
// h1 | 32px | 40px | |
// h2 | 26px | 30px |
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// Use slice and reduce to create a new array with new elements inserted | |
[array[0], ...array.slice(1).reduce((arr, existingElement) => [...arr, elementToInsert, existingElement], [])] |